Episode 1
The Transplant Experience
1h
Horizon investigates heart transplant research and techniques perfected and currently used by Dr. Norman Shumway in Britain.
Where to watch Horizon
TV series
Horizon
1964TV-PG62 seasons7.4 / 10
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Availability
Not streaming in United States
Checked Jul 22, 2026
Horizon premiered February 4, 1964. We don't have a confirmed streaming, rental or purchase option yet.
Synopsis
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 13 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Intimate Strangers
1h
This episode of Horizon is about symbiosis - the close association between two or more species for their mutual benefit.
Where to watch HorizonEpisode 3
A Fair Share of What Little We Have
1h
Horizon reports on the country of Tanzania, a country that spends only one dollar per person on health services, and more than half of all children born there die before the age of five.
Where to watch HorizonEpisode 4
The Incredible Machine
1h
This episode of Horizon explores what actually happens inside our bodies using new optical techniques.
Where to watch HorizonEpisode 5
King Coal Revived
1h
Horizon examines the projected expansion of the coal mining industry.
Where to watch HorizonEpisode 6
A Question of Trust
1h
In this episode of Horizon, we look at the need for confidence in the doctor to patient relationship.
Where to watch HorizonEpisode 7
The Case of the Bermuda Triangle
1h
Horizon investigates the mysterious Bermuda Triangle.
Where to watch HorizonEpisode 8
The Lords of the Labyrinth
1h
Horizon traces back the origins and development of the pre-Incan Chimu civilization of Peru.
Where to watch HorizonEpisode 9
Inside the Shark
1h
This documentary by Horizon takes a look at the shark, the supreme predator of the sea.
Where to watch HorizonEpisode 10
The Chemical Dream
1h
Horizon reports on enzymes and the way they are being put on work in the industry and medicine fields.
Where to watch HorizonEpisode 11
The Edelin Affair
1h
This is a Horizon reconstruction of the trial of Dr. Kenneth Edelin who was arrested after performing an abortion in 1973.
Where to watch HorizonEpisode 12
The World of Margaret Mead
1h
This Horizon reports is about Margaret Mead, who at age 74, is one of America's most influential social scientists.
Where to watch HorizonEpisode 13
The Pathway from Madness
1h
Horizon investigates the developments in and the treatment of schizophrenia.
Where to watch HorizonEpisode 14
Geronimo's Children
1h
This report by Horizon investigates the aggressive and oppressive history of the Mescalero and Chiricuhua Apache Indians of New Mexico in the USA.
Where to watch HorizonEpisode 15
The Vision of the Blind
1h
This Horizon documentary investigates the ways that the blind and partially blind are aided.
Where to watch HorizonEpisode 16
A Lesson for Teachers
1h
Horizon explores the comparative research study into progressive versus formal primary school teaching in the UK.
Where to watch HorizonEpisode 17
Why Did Stuart Die?
1h
This episode of Horizon delves in the research into the causes for, and the methods of eradicating 'cot deaths' in Britain.
Where to watch HorizonEpisode 18
The Children of Peru
1h
Horizon looks at food production in Peru today.
Where to watch HorizonEpisode 19
Dying
1h
This is a Horizon documentary on how a widow faces the last day of her husband's life and the story of three other people who know they only have a short time to live.
Where to watch HorizonEpisode 20
A Home Like Ours... A Story of Four Children
1h
Horizon investigates a local authority residential home in Wandsworth, Britain, for emotionally disturbed children.
Where to watch HorizonEpisode 21
What's Wrong with the Sun?
1h
In the episode, Horizon explores the history of man's understanding of the sun's structure and observations in recent years.
Where to watch HorizonEpisode 22
The Bull's Eye War
1h
Horizon looks at today's precision guided weapons.
Where to watch HorizonEpisode 23
The Hot-Blooded Dinosaurs
1h
Horizon makes an investigation into claims by a group of scientists who theorize that dinosaurs were not actaully cold-blooded reptiles, but hot-blooded, like mammals.
Where to watch HorizonEpisode 24
Billion Dollar Bubble
1h
This is an investigative report by Horizon that shows how the Equity Funding Corp. of America produced two billion dollars worth of phoney insurance.
Episode credits
Directed by Brian Gibson
Episode 25
The Selfish Gene
1h
This Horizon documentary explores animal behavior. Animals do not act for the good of their own species, rather for the preservation of their own genes.
Where to watch HorizonEpisode 26
A Child of Our Own
1h
This episode of Horizon is about infertility and the state of British scientific research in this area.
Where to watch HorizonEpisode 27
Secrets of a Coral Island
1h
Horizon reports on Pacific Ocean fishermen who are famous for their extraordinary fishing skills. They catch fish with a kite and a tassel of spiders webs.
Where to watch HorizonEpisode 28
The Long Valley
1h
This is a Horizon documentary about six people who have each lost someone very close, as they describe their progress through grief.
Where to watch HorizonEpisode 29
Half-Way to 1984
1h
Horizon looks at new developments in computer technology that have made mass surveillance possible, and also its political misuse.
Where to watch HorizonEpisode 30
The Mystery of King Arthur and His Round Table
1hfinale
This Horizon episode is about the actual King Arthur's Round Table, which hangs in the Hall of Winchester Castle, Hants, Britain.
Where to watch HorizonEpisode information updated Jul 25, 2026
Available now in United States
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Cast
Richard Branson
Nicholas SoamesBob Brier
Robert Winston
Robert GalloTrevor R. Bryce
Joshua Wurman
Bill PatersonProduction details
- Status
- Returning Series
- Series type
- Documentary
- Episodes
- 1,173
- Original language
- English
Networks & production
BBC TwoUnited Kingdom
Themes
philosophyscience